so, it is now up to president karzai to make a decision. >> did the u.s. miscalculate think he could be a partner? >> we were surprised. we didn't understand what he said going in, as you noted in support of the bsa as it was agreed to, when secretary kerry was over here with him a few weeks ago. and then to have him come back and try to reopen some of these issues, yes, it was disappointing. yes, it was surprising. but we're dealing with the realities that we have before us. >> schieffer: secretary of defense with our margaret brennan we'll be right back with more on nelson mandela. give me more power! [ mainframe ] located. ge deep-sea fuel technology. a 50,000-pound, ingeniously wired machine that optimizes raw data to help safely discover and maximize resources in extreme conditions. our current situation seems rather extreme. why can't we maximize our... ready. ♪ brilliant. let's get out of here. warp speed. ♪ [ male announcer ] how could a luminous protein in jellyfish, impact life expectancy in the u.s., real estate in hong kong, and the optics